DE3737909C2 - - Google Patents

Info

Publication number
DE3737909C2
DE3737909C2 DE3737909A DE3737909A DE3737909C2 DE 3737909 C2 DE3737909 C2 DE 3737909C2 DE 3737909 A DE3737909 A DE 3737909A DE 3737909 A DE3737909 A DE 3737909A DE 3737909 C2 DE3737909 C2 DE 3737909C2
Authority
DE
Germany
Prior art keywords
particles
ferrofluid
ferromagnetic
charge
transfer complex
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE3737909A
Other languages
German (de)
English (en)
Other versions
DE3737909A1 (de
Inventor
Kenjiro Tokio/Tokyo Jp Meguro
Atsushi Yokohama Kanagawa Jp Yokouchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NSK Ltd
Original Assignee
NSK Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NSK Ltd filed Critical NSK Ltd
Publication of DE3737909A1 publication Critical patent/DE3737909A1/de
Application granted granted Critical
Publication of DE3737909C2 publication Critical patent/DE3737909C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Soft Magnetic Materials (AREA)
  • Lubricants (AREA)
  • Sealing Material Composition (AREA)
  • Non-Insulated Conductors (AREA)
DE19873737909 1986-11-11 1987-11-07 Elektrisch leitende ferrofluid-zusammensetzung Granted DE3737909A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61268277A JPH0766886B2 (ja) 1986-11-11 1986-11-11 導電性磁性流体組成物

Publications (2)

Publication Number Publication Date
DE3737909A1 DE3737909A1 (de) 1988-05-26
DE3737909C2 true DE3737909C2 (fr) 1990-11-22

Family

ID=17456320

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873737909 Granted DE3737909A1 (de) 1986-11-11 1987-11-07 Elektrisch leitende ferrofluid-zusammensetzung

Country Status (3)

Country Link
US (1) US4867910A (fr)
JP (1) JPH0766886B2 (fr)
DE (1) DE3737909A1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8800394L (sv) * 1988-02-08 1989-08-09 Skf Nova Ab Superparamagnetiska vaetskor
JPH0642414B2 (ja) * 1988-03-11 1994-06-01 日本精工株式会社 導電性磁性流体組成物とその製造方法
SE462355B (sv) * 1988-10-18 1990-06-11 Skf Nova Ab Elektriskt ledande superparamagnetiska vaetskor
EP0520988A1 (fr) * 1989-06-05 1993-01-07 Molecular Bioquest, Inc. Colloides liquides superparamagnetiques
US5147573A (en) * 1990-11-26 1992-09-15 Omni Quest Corporation Superparamagnetic liquid colloids
EP0546342B1 (fr) * 1991-11-14 1996-08-14 Matsushita Electric Industrial Co., Ltd. Matériau fonctionnel auto-métabolisant
CA2158941A1 (fr) * 1994-01-27 1995-08-03 Ciaran Bernard Mcardle Compositions et procedes de formation de liaisons et de chemins conducteurs anisotropes entre deux groupes de conducteurs
US5851644A (en) * 1995-08-01 1998-12-22 Loctite (Ireland) Limited Films and coatings having anisotropic conductive pathways therein
US5843579A (en) * 1996-06-27 1998-12-01 Ncr Corporation Magnetic thermal transfer ribbon with aqueous ferrofluids
DE19654965A1 (de) * 1996-07-26 1998-05-28 Frank Dr Ing Lux Dispergierbare Partikel, die supermagnetische/ferromagnetische Kristalle und/oder maßgeschneiderte di-, tri- oder mehr Blockcopolymere enthalten
ATE309556T1 (de) 1996-08-01 2005-11-15 Loctite Ireland Ltd Verfahren zur erzeugung einer monoschicht von teilchen und damit hergestellte produkte
US5916641A (en) * 1996-08-01 1999-06-29 Loctite (Ireland) Limited Method of forming a monolayer of particles
US6977025B2 (en) 1996-08-01 2005-12-20 Loctite (R&D) Limited Method of forming a monolayer of particles having at least two different sizes, and products formed thereby
US6402876B1 (en) 1997-08-01 2002-06-11 Loctite (R&D) Ireland Method of forming a monolayer of particles, and products formed thereby
KR19980034778A (ko) * 1996-11-08 1998-08-05 허동수 수면 유포 유류 제거용 자성 유체와 그의 제조 방법 및 그를 이용한 수면 유포 유류의 제거 및 회수 방법
US6057384A (en) * 1997-10-31 2000-05-02 Hewlett-Packard Company Latex polymer blends for improving the permanence of ink-jet inks
US20030235689A1 (en) * 2002-05-29 2003-12-25 William Rafaniello Ultrafine hexagonal ferrite particles
US7208134B2 (en) * 2003-12-18 2007-04-24 Massachusetts Institute Of Technology Bioprocesses enhanced by magnetic nanoparticles
FR2957460B1 (fr) * 2010-03-12 2013-08-09 Thales Sa Solutions colloidales de materiaux moleculaires et composites elabores a partir de ces solutions
DE102015205028A1 (de) * 2014-12-19 2016-06-23 Volkswagen Aktiengesellschaft Elektrische Maschine und Kontaktanordnung dafür

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES316614A1 (es) * 1964-08-24 1966-07-01 Gen Electric Un procedimiento para preparar una composicion electronicamente conductora.
JPS57149259A (en) * 1981-03-13 1982-09-14 Matsushita Electric Ind Co Ltd Tetracyanoquinodimethane derivative
JPS58108595U (ja) * 1982-01-16 1983-07-23 ヤンマー農機株式会社 作業用機械
US4485024A (en) * 1982-04-07 1984-11-27 Nippon Seiko Kabushiki Kaisha Process for producing a ferrofluid, and a composition thereof
JPS58203622A (ja) * 1982-05-20 1983-11-28 Asahi Chem Ind Co Ltd 磁気記録媒体用磁性塗料組成物
DE3230507C2 (de) * 1982-08-17 1985-01-31 Kernforschungsanlage Jülich GmbH, 5170 Jülich Fremdenergiefreie Sonde zur Bestimmung des Gehaltes an dissoziierbaren polaren Flüssigkeiten
DE3335513A1 (de) * 1983-09-30 1985-04-18 Bayer Ag, 5090 Leverkusen Gegen hcn-abspaltung stabilisierte, tcnq-komplexe enthaltende organische polymere
DE3335589A1 (de) * 1983-09-30 1985-04-18 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von tcnq-komplexen
DE3606879A1 (de) * 1985-03-07 1986-09-25 Tamao Tokio/Tokyo Morita Magnetische befestigungsvorrichtung
US4604229A (en) * 1985-03-20 1986-08-05 Ferrofluidics Corporation Electrically conductive ferrofluid compositions and method of preparing and using same
US4687596A (en) * 1985-03-20 1987-08-18 Ferrofluidics Corporation Low viscosity, electrically conductive ferrofluid composition and method of making and using same
JPS629604A (ja) * 1985-07-08 1987-01-17 Tohoku Metal Ind Ltd 磁性流体
DE3607668A1 (de) * 1986-03-08 1987-09-10 Bayer Ag Schmelzbare, elektrisch leitfaehige mischungen

Also Published As

Publication number Publication date
US4867910A (en) 1989-09-19
DE3737909A1 (de) 1988-05-26
JPS63122107A (ja) 1988-05-26
JPH0766886B2 (ja) 1995-07-19

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT

8339 Ceased/non-payment of the annual fee